我洗不掉这焦痕.I could not wash away the mark of the scorch.焦痕: 部件表面的棕色印记或条纹.MARKS : Brown marks or streaks on the surface of the part.地面被烧得焦痕累累,光秃秃一片.The earth was scorched and bare....
Ergocalciferol at high levels also is toxic to chickness.高水平的麦角钙化醇对鸡也是有毒害的.Food additive -- Vitamin D 2 ( Ergocalciferol )GB14755 -1993 食品添加剂维生素D2 ( 麦角钙化醇 )...
She has considerable business acumen.她的经营能力绝非一般.His business acumen has made him very successful.他的商业头脑使他很成功.He had demonstrated considerable business acumen.他展示了出色的经商才能....